VDA machine stuck at Initializing in the Citrix Studio

VDA machine stuck at Initializing in the Citrix Studio

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Article ID: CTX221311

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Updated On:

Description

VDA machines stuck at Initializing
Checked the services 
Found the Citrix ICA service is stopped
When attempt to start it fails with generic Error 1607 : The process terminated unexpectedly
Checked the event logs found the error that ICA client service failed due to Access is denied
No errors related to access is denied could be found in Procmon

Resolution

Remove the NTAuthority\Localservice (SID) from the local administrators Group
Start the Citrix ICA service
Refresh the Citrix studio
VDA should be showing up as registered

Problem Cause

NTAuthority\Localservice (SID) becomes a part of the local administrators and stops the Citrix ICA client service with the error message Access denied

Issue/Introduction

VDA machines stuck at Initializing In the services console we can find the Citrix ICA service stopped and will not be able to start it